Home / 7,705.44-11,558.49-4,005.36

Finding the Fourth Proportional to 7,705.44, 11,558.49 and 4,005.36

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Solution

The fourth proportional to 7,705.44, 11,558.49 and 4,005.36 is: 6,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.44 : 11,558.49 = 4,005.36 : x
  2. Step 2: Convert to fraction form
    7,705.44/11,558.49 = 4,005.36/x
  3. Step 3: Cross multiply
    7,705.44x = 11,558.49 × 4,005.36
  4. Step 4: Simplify right side
    7,705.44x = 46,295,913.51
  5. Step 5: Solve for x
    x = 46,295,913.51/7,705.44
  6. Step 6: Final answer
    x = 6,008.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.